Prime factorization

Front

What is prime factorization?

Back

Prime factorization is the process of expressing a number as the product of its prime factors.

Tags

CCSS.4.OA.B.4

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself.

Tags

CCSS.4.OA.B.4

Front

What is a composite number?

Back

A composite number is a natural number greater than 1 that has more than two positive divisors.

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 48?

Back

The prime factorization of 48 is 3 x 2^4.

Front

What is the exponential form of 2⋅2⋅2⋅3⋅3⋅5⋅7?

Back

The exponential form is 2³⋅3²⋅5⋅7.

Tags

CCSS.6.EE.A.1

Front

How do you find the prime factorization of a number using a factor tree?

Back

You divide the number by prime numbers until you reach 1, writing the prime factors as branches.

Front

What are the first five prime numbers?

Back

The first five prime numbers are 2, 3, 5, 7, and 11.

Tags

CCSS.4.OA.B.4

Front

What does it mean for a number to be a factor?

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A factor is a number that divides another number without leaving a remainder.

Tags

CCSS.4.OA.B.4

Front

What is the prime factorization of 384?

Back

The prime factorization of 384 is 2^7 x 3.

Front

What is the difference between prime and composite numbers?

Back

Prime numbers have exactly two distinct positive divisors, while composite numbers have more than two.

Tags

CCSS.4.OA.B.4